<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        table{
            border-collapse: collapse;
        }
        tr{
            height: 50px;
        }
        th,td{
            padding:  0 20px 0 20px;
            border: 1px solid #ddd;
        }
        th{
            background-color: rgb(167, 201, 66);
            color: #fff;
            font-size: 1.2em;
        }
        td{
            font-size: 1em;
        }
        tr:nth-child(odd){
            background-color: rgb(234, 242, 211);
        }
    </style>
</head>
<body>
    <table border="1">
        <tr>
            <th>Company</th>
            <th>Contact</th>
            <th>Country</th>
        </tr>
       <tr>
            <td>Alibaba</td>
            <td>China HangZhou</td>
            <td>China</td>
       </tr>
       <tr>
            <td>Baidu</td>
            <td>China BeiJing</td>
            <td>China</td>
        </tr>
        <tr>
            <td>Tencent</td>
            <td>China ShenZhen</td>
            <td>China</td>
        </tr>
        
        <tr>
            <td>Alibaba</td>
            <td>China HangZhou</td>
            <td>China</td>
       </tr>
       <tr>
            <td>Baidu</td>
            <td>China BeiJing</td>
            <td>China</td>
        </tr>
        <tr>
            <td>Tencent</td>
            <td>China ShenZhen</td>
            <td>China</td>
        </tr>
    </table>
</body>
</html>